Thermal, California Zip Codes
📍 Thermal is in Riverside County, California with 1 zip code; the most populous is 92274.
Thermal is a USPS city name in Riverside County, California with a Census population of approximately 15,917 across its ZIP codes. Riverside County as a whole has 101 ZIP codes in this directory. Below you'll find every zip code serving Thermal with population, income and home value, a map, and the city's affordability profile.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All Thermal Zip Codes
Thermal at a Glance
Thermal has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 15,917 residents, the largest being 92274 with 15,917 people.
The median ZIP in Thermal has a household income of $30,489 and a home value of $128,800, a price-to-income ratio of 4.2, below the 6.7 California ZIP median. Median rent across these ZIPs is $830 a month.
86% of households in the typical Thermal ZIP own their home (statewide ZIP median 64%). 4% of adults hold a bachelor's degree, far below the 31% statewide median. The median poverty rate is 21.9%, far above the 10.8% statewide ZIP median. Overall density is about 74 residents per square mile across 216 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 California ZIP Code Affordability Report.
Thermal Zip Code Map
Interactive map of Thermal, California zip codes. Click any marker for details.